Comparative study of sample preparation procedures to determine fipronil in pollen by gas chromatography with mass spectrometric and electron-capture detection

Journal of Chromatography A, Vol. 1146, Núm. 1, 2007, pp. 8-16

1. Jiménez, J.J.
2. Bernal, J.L.
3. del Nozal, M.J.
4. Martín, Ma.T.
5. Mayo, R.